Remove a newly-added exception.

craigcitro · craigcitro · commit 6b7517109f9e · 2015-02-18T08:23:28.000-08:00
It turns out that the same code in `http.py` is used for processing both (1)
the initial response and redirect and (2) the replies containing actual bytes
for download. This means that the new exception we added for (2) leads to
problems in (1).
diff --git a/googleapiclient/http.py b/googleapiclient/http.py
@@ -561,8 +561,6 @@ def next_chunk(self, num_retries=0):
         self._total_size = int(length)
       elif 'content-length' in resp:
         self._total_size = int(resp['content-length'])
-      else:
-        raise HttpError(resp, content, uri=self._uri)
 
       if self._progress == self._total_size:
         self._done = True
